which there are H84, belonging to between four and five 

 hundred species, are in beautiful condition and have stood 

 the ordeal of re-setting remarkably well. 



A Neuropteran {AscalapJms) from Natal, and 4 specimens 

 oi Melanargia occitmiica, from Hyeres (1899), in fine condition, 

 were also presented by Roland Trimen, Esq. 



Colonel J. W. Yerbury presented a valuable collection of 

 Diptera captured by him in the neighbourhood of Aden 

 (1895)3 including 84 SyrpJiidae described by G. H. Verrall, 

 Esq., 'F.E.S., with the type of HelopJiihis africaiius, and 93 

 Asilidae described by F. M. van der Wulp, with the types of 

 15 new species. Accompanying the collection are Colonel 

 Yerbury's valuable MS. notes on the habits, modes of occur- 

 rence, &c., of the species. The data on the specimens are 

 remarkably precise. A few of the specimens are placed in 

 the Bionomic Series, viz., Eristalis crassipes and a bee which 

 it resembles found on the same flowers, and two asilid flies 

 captured in the act of devouring butterflies. 



Colonel Yerbury also presented Oestrus ovis from Simla 

 (1898), and 3 images and 4 puparia of CepJialoniyia viacidata, 

 the gad-fly of the camel, an insect of great interest and rarity, 

 bred by him from larvae obtained in the neighbourhood of 

 Aden in 1895. 



A specimen of Argynnis lathonia from the neighbourhood 

 of Carnac, Brittany, was presented by Professor Poulton. 



Ten specimens of a local Pierid butterfly {Ncophasia mcnapia) 

 from Vancouver Island (1896), were presented by Mr. A. H. 

 Hamm. 



In addition to the invaluable material from Mashonaland 

 presented by Guy A. K. Marshall, Esq., and described in the 

 Report of last year, a later generous consignment, captured or 

 bred in 1899, contained the following specimens, many of 

 which are of the highest interest for the study of Mimicry, 

 seasonal changes in appearance, &c. 



Eighty-two butterflies, captured by Mr. Marshall in the 

 neighbourhood of Salisbury (1899), containing the very rare 

 Lycaenid, Mimacraea marshalli, new to the Hope Collection, 

 and a very fine set of Tcracoli captured at various dates. 



